Which is cheaper, the Seestern S471 Double Crown Diver or the Seiko Prospex Sea Save the Ocean Special Edition?

At MSRP the Seestern S471 Double Crown Diver is the cheaper of the two at $179, against $650 for the Seiko Prospex Sea Save the Ocean Special Edition — a $471 gap before any retailer discounting.

Which is bigger, the Seestern S471 Double Crown Diver or the Seiko Prospex Sea Save the Ocean Special Edition?

The Seiko Prospex Sea Save the Ocean Special Edition wears larger at 43.8mm versus 38mm for the Seestern S471 Double Crown Diver — a 5.8mm difference across the dial.

Which has better water resistance, the Seestern S471 Double Crown Diver or the Seiko Prospex Sea Save the Ocean Special Edition?

The Seiko Prospex Sea Save the Ocean Special Edition is rated to 200m versus 100m for the Seestern S471 Double Crown Diver.

Which has a longer power reserve, the Seestern S471 Double Crown Diver or the Seiko Prospex Sea Save the Ocean Special Edition?

The Seiko Prospex Sea Save the Ocean Special Edition carries a 41-hour power reserve against 35h+ hours on the Seestern S471 Double Crown Diver.

What movement does the Seestern S471 Double Crown Diver run compared to the Seiko Prospex Sea Save the Ocean Special Edition?

Both watches run automatic movements — the Seestern S471 Double Crown Diver uses the Miyota 8215 and the Seiko Prospex Sea Save the Ocean Special Edition uses the 4R35.

Side by side

Seestern S471 Double Crown DivervsSeiko Prospex Sea Save the Ocean Special Edition

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Seestern S471 Double Crown Diver

S471

MSRP $179

Seiko Prospex Sea Save the Ocean Special Edition

srpe33

MSRP $650

At a glance

15 of 29 specs differ

Diameter

S471 Double Crown Diver38mm

Prospex Sea Save the Ocean Special Edition43.8mm

Power Reserve

S471 Double Crown Diver35h+h

Prospex Sea Save the Ocean Special Edition41h

Water Resistance

S471 Double Crown Diver100m

Prospex Sea Save the Ocean Special Edition200m

MSRP

S471 Double Crown Diver$179

Prospex Sea Save the Ocean Special Edition$650

Full specifications

Case

6 specs

Diameter

38mm

43.8mm

Thickness

12mm

12.8mm

Lug-to-Lug

40.3mm

48.7mm

Lug Width

20mm

22mm

Material

316L Stainless Steel

Stainless Steel

Water Resistance

100m

200m

Crystal & Dial

3 specs

AR Coating

Inner

Anti-reflective coating on inner surface

Dial Color

Blue

Black

Lume

None

LumiBrite on hands, index(es) and bezel

Movement

5 specs

Caliber

Miyota 8215

4R35

Beat Rate

3 vph

28,800 vph

Power Reserve

35h+h

41h

Jewels

Complications

Date

None

Pricing

1 specs

MSRP

$179

$650

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